/*
 *    Copyright 2017-2019 Frederic Thevenet
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *         http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */

package eu.binjr.common.text;

import java.util.TreeMap;

/**
 * An implementation of {@link PrefixFormatter} for binary prefixes
 *
 * @author Frederic Thevenet
 */
public class BinaryPrefixFormatter extends PrefixFormatter {

    public static final int BASE = 1024;

    /**
     * Initializes a new instance of the {@link BinaryPrefixFormatter} class
     */
    public BinaryPrefixFormatter() {
        super(new TreeMap<>() {{
            put(Math.pow(BASE,-4.0), "*2⁻¹⁰⁰⁰⁰⁰⁰⁰⁰⁰");
            put(Math.pow(BASE,-3.0), "*2⁻¹⁰⁰⁰⁰⁰⁰");
            put(Math.pow(BASE,-2.0), "*2⁻¹⁰⁰⁰");
            put(Math.pow(BASE,-1.0), "*2⁻¹⁰");
            put(Math.pow(BASE,0.0), "");
            put(Math.pow(BASE,1.0), "ki");
            put(Math.pow(BASE,2.0), "Mi");
            put(Math.pow(BASE,3.0), "Gi");
            put(Math.pow(BASE,4.0), "Ti");
            put(Math.pow(BASE,5.0), "Pi");
            put(Math.pow(BASE,6.0), "Ei");
        }});
    }
}
